:root{--datacouch-surface-canvas:var(--datacouch-color-neutral-950);--datacouch-surface-raised:var(--datacouch-color-neutral-900);--datacouch-surface-overlay:var(--datacouch-color-neutral-800);--datacouch-surface-sunken:var(--datacouch-color-neutral-900);--datacouch-surface-inverse:var(--datacouch-color-neutral-50);--datacouch-text-primary:var(--datacouch-color-neutral-50);--datacouch-text-secondary:var(--datacouch-color-neutral-300);--datacouch-text-muted:var(--datacouch-color-neutral-400);--datacouch-text-on-accent:var(--datacouch-color-neutral-950);--datacouch-text-inverse:var(--datacouch-color-neutral-950);--datacouch-border-subtle:var(--datacouch-color-neutral-800);--datacouch-border-default:var(--datacouch-color-neutral-700);--datacouch-border-strong:var(--datacouch-color-neutral-600);--datacouch-accent-default:var(--datacouch-color-brand-500);--datacouch-accent-hover:var(--datacouch-color-brand-400);--datacouch-accent-active:var(--datacouch-color-brand-600);--datacouch-accent-muted:var(--datacouch-color-brand-800);--datacouch-status-success:var(--datacouch-color-success-500);--datacouch-status-success-on:var(--datacouch-color-neutral-950);--datacouch-status-warning:var(--datacouch-color-warning-500);--datacouch-status-warning-on:var(--datacouch-color-neutral-950);--datacouch-status-error:var(--datacouch-color-error-500);--datacouch-status-error-on:var(--datacouch-color-neutral-50);--datacouch-status-info:var(--datacouch-color-info-500);--datacouch-status-info-on:var(--datacouch-color-neutral-50);--datacouch-focus-ring:var(--datacouch-color-brand-400);--datacouch-code-background:var(--datacouch-color-neutral-900);--datacouch-code-text:var(--datacouch-color-neutral-100);--datacouch-code-comment:var(--datacouch-color-neutral-500);--datacouch-code-string:var(--datacouch-color-success-300);--datacouch-code-keyword:var(--datacouch-color-brand-300);--datacouch-code-number:var(--datacouch-color-warning-300);--datacouch-elevation-0-gradient:linear-gradient(180deg, rgba(255,255,255,0.015) 0%, rgba(0,0,0,0) 60%);--datacouch-elevation-0-shadow:none;--datacouch-elevation-1-gradient:linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(0,0,0,0.02) 100%);--datacouch-elevation-1-shadow:0 1px 2px rgba(0,0,0,0.4), 0 2px 6px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.06);--datacouch-elevation-2-gradient:linear-gradient(180deg, rgba(255,255,255,0.055) 0%, rgba(0,0,0,0.03) 100%);--datacouch-elevation-2-shadow:0 2px 4px rgba(0,0,0,0.45), 0 6px 16px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.08);--datacouch-elevation-3-gradient:linear-gradient(180deg, rgba(255,255,255,0.07) 0%, rgba(0,0,0,0.04) 100%);--datacouch-elevation-3-shadow:0 4px 8px rgba(0,0,0,0.5), 0 12px 32px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.10);--datacouch-elevation-4-gradient:linear-gradient(180deg, rgba(255,255,255,0.09) 0%, rgba(0,0,0,0.05) 100%);--datacouch-elevation-4-shadow:0 8px 16px rgba(0,0,0,0.55), 0 24px 56px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.12)}[data-theme=light]{--datacouch-surface-canvas:var(--datacouch-color-neutral-50);--datacouch-surface-raised:var(--datacouch-color-neutral-100);--datacouch-surface-overlay:var(--datacouch-color-neutral-100);--datacouch-surface-sunken:var(--datacouch-color-neutral-100);--datacouch-surface-inverse:var(--datacouch-color-neutral-900);--datacouch-text-primary:var(--datacouch-color-neutral-900);--datacouch-text-secondary:var(--datacouch-color-neutral-700);--datacouch-text-muted:var(--datacouch-color-neutral-600);--datacouch-text-on-accent:var(--datacouch-color-neutral-50);--datacouch-text-inverse:var(--datacouch-color-neutral-50);--datacouch-border-subtle:var(--datacouch-color-neutral-200);--datacouch-border-default:var(--datacouch-color-neutral-300);--datacouch-border-strong:var(--datacouch-color-neutral-400);--datacouch-accent-default:var(--datacouch-color-brand-700);--datacouch-accent-hover:var(--datacouch-color-brand-600);--datacouch-accent-active:var(--datacouch-color-brand-800);--datacouch-accent-muted:var(--datacouch-color-brand-100);--datacouch-status-success:var(--datacouch-color-success-600);--datacouch-status-success-on:var(--datacouch-color-neutral-50);--datacouch-status-warning:var(--datacouch-color-warning-600);--datacouch-status-warning-on:var(--datacouch-color-neutral-50);--datacouch-status-error:var(--datacouch-color-error-600);--datacouch-status-error-on:var(--datacouch-color-neutral-50);--datacouch-status-info:var(--datacouch-color-info-600);--datacouch-status-info-on:var(--datacouch-color-neutral-50);--datacouch-focus-ring:var(--datacouch-color-brand-600);--datacouch-code-background:var(--datacouch-color-neutral-100);--datacouch-code-text:var(--datacouch-color-neutral-900);--datacouch-code-comment:var(--datacouch-color-neutral-500);--datacouch-code-string:var(--datacouch-color-success-700);--datacouch-code-keyword:var(--datacouch-color-brand-700);--datacouch-code-number:var(--datacouch-color-warning-700);--datacouch-elevation-0-gradient:linear-gradient(180deg, rgba(255,255,255,0.4) 0%, rgba(0,0,0,0) 60%);--datacouch-elevation-0-shadow:none;--datacouch-elevation-1-gradient:linear-gradient(180deg, rgba(255,255,255,0.6) 0%, rgba(11,15,25,0.02) 100%);--datacouch-elevation-1-shadow:0 1px 2px rgba(11,15,25,0.08), 0 2px 6px rgba(11,15,25,0.06), inset 0 1px 0 rgba(255,255,255,0.7);--datacouch-elevation-2-gradient:linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(11,15,25,0.03) 100%);--datacouch-elevation-2-shadow:0 2px 4px rgba(11,15,25,0.1), 0 6px 16px rgba(11,15,25,0.08), inset 0 1px 0 rgba(255,255,255,0.8);--datacouch-elevation-3-gradient:linear-gradient(180deg, rgba(255,255,255,0.8) 0%, rgba(11,15,25,0.04) 100%);--datacouch-elevation-3-shadow:0 4px 8px rgba(11,15,25,0.12), 0 12px 32px rgba(11,15,25,0.1), inset 0 1px 0 rgba(255,255,255,0.9);--datacouch-elevation-4-gradient:linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(11,15,25,0.05) 100%);--datacouch-elevation-4-shadow:0 8px 16px rgba(11,15,25,0.14), 0 24px 56px rgba(11,15,25,0.12), inset 0 1px 0 rgba(255,255,255,1)}